Finding the Fourth Proportional to 12,661,356.24, 17,472,612.06 and 6,860,136.24
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Solution
The fourth proportional to 12,661,356.24, 17,472,612.06 and 6,860,136.24 is: 9,466,955.75
Step by Step Solution
- Step 1: Write the proportion equation
12,661,356.24 : 17,472,612.06 = 6,860,136.24 : x - Step 2: Convert to fraction form
12,661,356.24/17,472,612.06 = 6,860,136.24/x - Step 3: Cross multiply
12,661,356.24x = 17,472,612.06 × 6,860,136.24 - Step 4: Simplify right side
12,661,356.24x = 119,864,499,200,267.05 - Step 5: Solve for x
x = 119,864,499,200,267.05/12,661,356.24 - Step 6: Final answer
x = 9,466,955.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.